Emerson 48330 Power Supply User Manual


 
30 Chapter 3 Startup
ACTURA Flex 48330 Power System User Manual
Chapter 3 Startup
3.1 Checking Before Startup
Check the DC Power System according to Table 3-1 before startup.
Table 3-1 System checklist before startup
Item Action Result
Comments (fill in
“Ok” or not)
1
Check all the circuit breakers of the
shelf and BCU
They should be switched off.
2
Check the mains supply fuses/circuit
breakers.
They should be removed/switched off.
3
Check with an ohmmeter between
the positive and negative terminals of
battery.
They must be no short circuit (>50ohms)
4
Check with an ohmmeter between
the battery terminals and shelf
chassis.
They must be no short circuit (>50ohms)
5
Check the battery block voltage and
total battery voltage.
The voltages shall correspond to the
values given by battery manufacturer.
6 Check the mains phase voltage.
The voltage shall be within the rectifier
input voltage range (85Vac~290Vac).
7 Check the connection of cables.
The cables shall be connected to their
correct terminals firmly.